Alright, let's work through 4248088 times 31198344 step by step
4248088 × 31198344 = 31198344 × (4248088)
+ 31198344 × 8 what gives us 249586752
+ 31198344 × 80 what gives us 2495867520
+ 31198344 × 000 that results in 0
+ 31198344 × 8000 resulting in 249586752000
+ 31198344 × 40000 that is equal 1247933760000
+ 31198344 × 200000 that results in 6239668800000
+ 31198344 × 4000000 giving us 124793376000000

= 132533310766272
